Footwear upper



FIG. 1 is a perspective view of footwear upper showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown at the bottom of FIGS. 2 and 5 and those shown in FIG. 7 are provided only to indicate the boundary of the claimed design. The broken lines and the area lying within them form no part of the claimed design. 

The ornamental design for a footwear upper, as shown and described. 